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How to Check the Emission Standard of a Sedan?

4 Answers
TaliaLynn
07/29/25 10:07pm
Methods to check the emission standard of a sedan include: 1. Inspect the vehicle's environmental protection label; 2. Log in to the Motor Vehicle Exhaust Pollution Supervision and Management Center for inquiry; 3. Check the vehicle's factory certificate; 4. Make a rough judgment based on the year the vehicle was registered; 5. Use the original or a copy of the motor vehicle registration certificate to inquire at the local vehicle management office. The automobile emission standard refers to the regulations on the content of harmful gases such as carbon monoxide, hydrocarbons, nitrogen oxides, particulate matter, and carbon smoke emitted from automobile exhaust. Automobile emission standards are divided into: 1. National Phase I Motor Vehicle Pollutant Emission Standard; 2. National Phase II Motor Vehicle Pollutant Emission Standard; 3. National Phase III Motor Vehicle Pollutant Emission Standard; 4. National Phase IV Motor Vehicle Pollutant Emission Standard; 5. National Phase V Motor Vehicle Pollutant Emission Standard; 6. National Phase VI Motor Vehicle Pollutant Emission Standard.
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CollinDella
08/15/25 10:14pm
I usually check the emission standards by directly looking at the vehicle's driving license or registration certificate, which typically indicates the national standard level, such as China IV, China V, etc. If I don't have the documents at hand, I search for the environmental label sticker on the car, usually placed near the windshield or on the passenger door frame. For new cars, the detailed information is available on the vehicle's compliance certificate at the time of purchase. For older cars, the production year can serve as a clue: early 2000s mostly comply with China III, pre-2010 models with China IV, and so on. If I'm unsure, I visit the local vehicle management office or the environmental protection bureau's official website to input the vehicle identification number (VIN) for a quick check. This standard is crucial as it determines whether the vehicle can be driven in certain cities, like restricted zones, and affects resale value and annual inspection compliance. Getting it right gives me peace of mind in daily use and helps avoid many hassles.
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LilyDella
10/17/25 7:45am
As an automotive enthusiast, I prefer checking emission standards through multiple channels. The Vehicle Identification Number (VIN) is crucial – after obtaining it, I'll visit the official environmental protection department website or use apps like 'Car Inspection' for free query results. Don't forget to check the information on the vehicle license, or call the manufacturer's customer service for confirmation. The production year gives a general indication, but it's best to combine it with actual data for greater accuracy. Emission standards like China V and China VI not only affect daily driving permits but also influence used car transactions and insurance costs. Some areas restrict high-emission vehicles, so always input the complete VIN code when querying to ensure accuracy. I also take the opportunity to check during routine maintenance at 4S shops – this multi-pronged approach helps minimize error risks.
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GemmaAnn
11/30/25 8:29am
I usually use my phone for this. Just download the 'Traffic Management 12123' or an environmental protection app, enter the VIN number with a simple click, and the emission standard will be displayed immediately. Websites like the official China Ministry of Ecology and Environment are also convenient. If offline, check the details on the vehicle's registration certificate or the label inside the car. In terms of the year, most cars after 2008 are at least China IV, transitioning to China VI around 2016. Checking emissions helps decide if the car can be driven in urban areas, avoiding traffic restriction fines. Manufacturers will specify the standard for new cars, and it's wise to check before buying a used one.
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